Mercer Island

US · 102m

Live · updated just now

Current conditions

Overcast
19°C
Feels like 19°C · Overcast
Humidity
80%
Wind
8 km/h SSW
Pressure
1015 hPa
UV Index
4.1 Moderate
Cloud Cover
98%
Precipitation
0.1 mm
Sunrise
5:28 AM
Sunset
9:03 PM
Compare

What to expect today in Mercer Island

Right now in Mercer Island it's 19°C with overcast. Today's high should reach 21°C with an overnight low near 15°C. No significant precipitation is expected over the next several hours. Tomorrow will be warmer, reaching around 28°C with overcast.

Next 25 Hours

Now
Partly cloudy
18°C
0.1
19:00
Partly cloudy
18°C
·
20:00
Partly cloudy
18°C
·
21:00
Partly cloudy
17°C
·
22:00
Overcast
17°C
·
23:00
Partly cloudy
16°C
·
00:00
Mainly clear
15°C
·
01:00
Mainly clear
14°C
·
02:00
Partly cloudy
13°C
·
03:00
Overcast
13°C
·
04:00
Overcast
12°C
·
05:00
Partly cloudy
12°C
·
06:00
Partly cloudy
12°C
·
07:00
Partly cloudy
13°C
·
08:00
Overcast
15°C
·
09:00
Partly cloudy
17°C
·
10:00
Partly cloudy
19°C
·
11:00
Mainly clear
21°C
·
12:00
Mainly clear
23°C
·
13:00
Mainly clear
25°C
·
14:00
Mainly clear
27°C
·
15:00
Mainly clear
28°C
·
16:00
Clear sky
27°C
·
17:00
Mainly clear
26°C
·
18:00
Mainly clear
24°C
·

9-Day Forecast

Forecast trends

Next 24 hours — temperature & precipitation

10-day outlook — high / low & rainfall

Mercer Island on the map

About Mercer Island

Mercer Island, Washington, is a coastal city known for its beautiful waterfront and scenic views. It experiences a mild, temperate climate with wet winters and dry summers.

Mercer Island experiences a mild, temperate maritime climate with four distinct seasons. Temperatures range from cool in winter to warm in summer, with the warmest month typically being August. Expect frequent rainfall and moderate winds year-round.

Nearby Cities

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